 
(* ::Section:: *)
(* IFPDOn *)
(* ::Text:: *)
(*`IFPDOn[exp_, q1, q2, ...]` changes from `FeynAmpDenominator[...]` representation to the `IFPD` one (Inverse Feynman Propagator Denominator). I.e., `FeynAmpDenominator[PropagatorDenominator[a,b]]` is replaced by `1/IFPD[a,b]` and the `q1, q2, ...` are the integration momenta.*)


(* ::Subsection:: *)
(* See also *)
(* ::Text:: *)
(*IFPD, IFPDOff.*)



(* ::Subsection:: *)
(* Examples *)


